William Boss Foundation
The William Boss Foundation is a private foundation based in Saint Paul, Minnesota. Established in 1957, it operates as a 501(c)(3) organization with a focus on supporting nonprofit organizations primarily in the Minneapolis/Saint Paul metropolitan area and select regions in Minnesota and Pennsylvania.
Financial Overview
From 2025 IRS Form 990-PF · View filing
Total Assets
—
Annual Giving
$509K
+15.4% YoY
Grant Count
68
+9.7% YoY
Avg Grant Size
$7K
+5.2% YoY
Mission & Focus Areas
The foundation primarily supports nonprofit organizations engaging young people in healthy activities, with particular emphasis on the performing and fine arts. Key funding interests include:
- Education
- Philanthropy, Voluntarism & Grantmaking
- Human Services
- Performing and fine arts
- Youth engagement in healthy activities
Grantmaking
The foundation made 59–68 grants in its most recent fiscal year, with total distributions of approximately $509,000–$511,000. Notable recent grantees include:
Grant Range
$1,000–$18,000
Average Grant
amount: Approximately $29
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Geographic Focus
Where this funder awards grants
The foundation primarily funds organizations in the Minneapolis/Saint Paul, Minnesota area. It also supports organizations in select locations across Minnesota (including Chaska, Eagan, Hopkins, Minneapolis, Minnetonka, Roseville, Saint Paul, Stillwater, Vadnais Heights, West Saint Paul, White Bear Lake, and Woodbury) and Pennsylvania.
Grant Distribution by State
States
Cities
Financial History
Multi-year comparison from IRS filings
Assets & Revenue (Most Recent Fiscal Year):
- Total assets: $6,073,063–$6,201,653
- Total annual giving: $509,000–$511,000
- Total revenue: $945,004
- Total expenses: $507,842–$508,000
- Investment income and dividends: $198,868
Financial Trends: The foundation maintains a healthy financial position with assets growing modestly year-over-year. Investment income represents a significant portion of annual revenue.
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | — | — | — |
| Revenue | — | — | — |
| Expenses | — | — | — |
| Qualifying Distributions | — | — | — |
| Net Investment Income | — | — | — |
| Distributable Amount | — | — | — |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
Grant Size Distribution
250 grants across all recorded years
Giving History
Grant recipients and amounts by year
No grants recorded for .
Leadership & Key People
Leadership team and compensation from IRS filings
The foundation is led by a volunteer board with no paid staff:
- Heidi McKeown – Chair
- Dan McKeown – President
- Desmond McKeown – Treasurer
- Isabella O'Branski – Secretary
All board members serve without compensation.
Compensation Overview
From 2025 IRS filing
From 2025 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| HEIDI MCKEOWN | CHAIR | — | — |
| DAN MCKEOWN | PRESIDENT | — | — |
| DESMOND MCKEOWN | TREASURER | — | — |
| ISABELLA O'BRANSKI | SECRETARY | — | — |
Contact Information
Address: 5858 Centerville Road Saint Paul, MN 55127-6804
Telephone: 651-653-0599
EIN: 41-6038452
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Data last updated April 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
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